Pollution de l’environnement et changement climatique

Abstrait

The Impact of Climate Change on Plant Productivity, Biodiversity and Ecosystem

Wendu Kebede Gemeda

Climate change is a pervasive and growing global threat to biodiversity and ecosystems .Climate change impacts are extremely effect on plant productivity by reducing water use efficiency, increase salinity, high temperature stress and disturbing the soil health. Climate change also affects biodiversity by changing the behavior, morphology, and phenological by reducing species abundance, distribution and biodiversity loss. Climate change impact on human wellbeing is measured by the ecosystem services alteration caused by climate-related biodiversity change. The Ecosystem services have vital play an important role in the balance of the natural ecosystem and social-economic development, are suffering from degradation caused by human activities and climate change. Ecosystems provide many services that are of significant economic benefit and play a crucial role in providing goods and ecosystem services. The threat of varying global climate not only impact on environment it also impact on food security.